Add docs to euler/prob463-shlomif
Add docs to euler/prob463-shlomif

perl6/perl6-examples,shlomif/perl6-examples,shlomif/perl6-examples,shlomif/perl6-examples,perl6/perl6-examples,perl6/perl6-examples,shlomif/perl6-examples,shlomif/perl6-examples,perl6/perl6-examples,perl6/perl6-examples